Zucchini Casserole - cooking recipe

Ingredients

2 onions, thinly sliced
6 Tbsp. butter or fat free margarine
2 lb. zucchini, thinly sliced
2 medium size thinly sliced tomatoes
salt to taste
pepper to taste
1/4 c. grated Parmesan cheese

Preparation

Saute onions in butter until yellow.
Add zucchini; cook and stir 5 minutes.
Add tomatoes, salt and pepper.
Cover and cook 5 minutes.
Either reduce heat and cook until tender, about 25 minutes or put in casserole dish, sprinkle with grated cheese and bake in 375\u00b0 oven until browned, about 45 minutes to 1 hour.
This may be prepared the day before serving.